188 THE PATTY DUKE SHOW J.R. Castle, Martin's employer John McGiver Nikki Lee Blake, Ross's girlfriend Susan Melvin William Smithers, Martin's employer (later episodes) Ralph Bell Mr. Brewster, the principal of Brooklyn Heights High School Charles White Sammy, the owner of the Shake Shop, the after -school hangout Sammy Smith Jonathan Harrison, Richard's father David Doyle Mrs. Harrison, Richard's The Patty Duke Show. Patty Duke as Patty mother Amzie Strictland Lane. Kenneth Lane, Cathy's father William Schallert pretty high school girls, six teen -year -T. J. Blodgett, the old identical cousins, Patty and Cathy publisher of the Lane.Patty,the average American Chronicle Alan Bunce girl, possesses an unquenchable thirst Robert Carson for life and the ability to complicate Jerry Hauser matters that are seemingly uncompli- catable; and Cathy, shy, warm, and sensitive, possesses a love for the arts, and, treasuring her European upbring- ing, sometimes encounters difficulty asshestrugglestoadjusttothe American way of life. CAST Patty Lane Patty Duke Cathy Lane Patty Duke Martin Lane William Schallert Natalie Lane Jean Byron Ross Lane Paul O'Keefe Richard Harrison, Patty's boyfriend Eddie Applegate Sue Ellen Turner, Patty's rival for Richard Kitty Sullivan Ted Brownley, Cathy's boyfriend Skip Hinnant Gloria, Patty's rival for Richard (later The Patty Duke Show. Patty Duke as Cathy episodes) Kelly Wood Lane, her European cousin..